112121221936 has 20 divisors (see below), whose sum is σ = 228668282200. Its totient is φ = 53110052352.

The previous prime is 112121221931. The next prime is 112121221937. The reversal of 112121221936 is 639122121211.

It is a junction number, because it is equal to n+sod(n) for n = 112121221898 and 112121221907.

It is not an unprimeable number, because it can be changed into a prime (112121221931) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 184409601 + ... + 184410208.

It is an arithmetic number, because the mean of its divisors is an integer number (11433414110).

Almost surely, 2^112121221936 is an apocalyptic number.

112121221936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

112121221936 is an abundant number, since it is smaller than the sum of its proper divisors (116547060264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

112121221936 is a wasteful number, since it uses less digits than its factorization.

112121221936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368819836 (or 368819830 counting only the distinct ones).

The product of its digits is 2592, while the sum is 31.

The spelling of 112121221936 in words is "one hundred twelve billion, one hundred twenty-one million, two hundred twenty-one thousand, nine hundred thirty-six".